From ac15678dea78248c0a293a1d1d677bef96d60127 Mon Sep 17 00:00:00 2001 From: Hakim El Hattab Date: Tue, 10 Mar 2020 20:40:35 +0100 Subject: [PATCH] refactoring --- README.md | 6 ++-- dist/reveal.min.js | 2 +- js/controllers/keyboard.js | 60 +++++++++++++++++++++----------------- js/reveal.js | 28 ++++-------------- js/utils/util.js | 26 +++++++++++++++++ 5 files changed, 69 insertions(+), 53 deletions(-) diff --git a/README.md b/README.md index 5a3a5a88..85862e76 100644 --- a/README.md +++ b/README.md @@ -133,8 +133,8 @@ Here's a barebones example of a fully working reveal.js presentation: ```html - - + +
@@ -143,7 +143,7 @@ Here's a barebones example of a fully working reveal.js presentation:
Slide 2
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\ No newline at end of file diff --git a/js/controllers/keyboard.js b/js/controllers/keyboard.js index 6658cf95..7fad615e 100644 --- a/js/controllers/keyboard.js +++ b/js/controllers/keyboard.js @@ -1,7 +1,7 @@ -import { extend, toArray, enterFullscreen } from '../utils/util.js' +import { enterFullscreen } from '../utils/util.js' /** - * + * Handles all reveal.js keyboard interactions. */ export default class Keyboard { @@ -21,30 +21,9 @@ export default class Keyboard { } - refreshSortcuts() { - - // Define our contextual list of keyboard shortcuts - if( this.Reveal.getConfig().navigationMode === 'linear' ) { - this.shortcuts['→ , ↓ , SPACE , N , L , J'] = 'Next slide'; - this.shortcuts['← , ↑ , P , H , K'] = 'Previous slide'; - } - else { - this.shortcuts['N , SPACE'] = 'Next slide'; - this.shortcuts['P'] = 'Previous slide'; - this.shortcuts['← , H'] = 'Navigate left'; - this.shortcuts['→ , L'] = 'Navigate right'; - this.shortcuts['↑ , K'] = 'Navigate up'; - this.shortcuts['↓ , J'] = 'Navigate down'; - } - - this.shortcuts['Home , Shift ←'] = 'First slide'; - this.shortcuts['End , Shift →'] = 'Last slide'; - this.shortcuts['B , .'] = 'Pause'; - this.shortcuts['F'] = 'Fullscreen'; - this.shortcuts['ESC, O'] = 'Slide overview'; - - } - + /** + * Starts listening for keyboard events. + */ bind() { document.addEventListener( 'keydown', this.onDocumentKeyDown, false ); @@ -52,6 +31,9 @@ export default class Keyboard { } + /** + * Stops listening for keyboard events. + */ unbind() { document.removeEventListener( 'keydown', this.onDocumentKeyDown, false ); @@ -91,6 +73,32 @@ export default class Keyboard { } + /** + * Updates our keyboard shortcuts based on current settings. + */ + refreshSortcuts() { + + if( this.Reveal.getConfig().navigationMode === 'linear' ) { + this.shortcuts['→ , ↓ , SPACE , N , L , J'] = 'Next slide'; + this.shortcuts['← , ↑ , P , H , K'] = 'Previous slide'; + } + else { + this.shortcuts['N , SPACE'] = 'Next slide'; + this.shortcuts['P'] = 'Previous slide'; + this.shortcuts['← , H'] = 'Navigate left'; + this.shortcuts['→ , L'] = 'Navigate right'; + this.shortcuts['↑ , K'] = 'Navigate up'; + this.shortcuts['↓ , J'] = 'Navigate down'; + } + + this.shortcuts['Home , Shift ←'] = 'First slide'; + this.shortcuts['End , Shift →'] = 'Last slide'; + this.shortcuts['B , .'] = 'Pause'; + this.shortcuts['F'] = 'Fullscreen'; + this.shortcuts['ESC, O'] = 'Slide overview'; + + } + /** * Programmatically triggers a keyboard event * diff --git a/js/reveal.js b/js/reveal.js index c9d0fb16..e09f9c7c 100644 --- a/js/reveal.js +++ b/js/reveal.js @@ -20,7 +20,8 @@ import { transformElement, createStyleSheet, closestParent, - enterFullscreen + enterFullscreen, + getQueryHash } from './utils/util.js' import { isMobile, isChrome, isAndroid, supportsZoom } from './utils/device.js' import { colorToRgb, colorBrightness } from './utils/color.js' @@ -146,7 +147,7 @@ export default function( revealElement, options ) { window.addEventListener( 'load', layout, false ); // Copy options over to our config object - config = { ...defaultConfig, ...options, ...Reveal.getQueryHash() }; + config = { ...defaultConfig, ...options, ...getQueryHash() }; // Load plugins then move on to #start() plugins.load( config.dependencies ).then( start ) @@ -3896,27 +3897,8 @@ export default function( revealElement, options ) { // Returns the current configuration object getConfig: () => config, - // Helper method, retrieves query string as a key/value hash - getQueryHash: () => { - let query = {}; - - location.search.replace( /[A-Z0-9]+?=([\w\.%-]*)/gi, a => { - query[ a.split( '=' ).shift() ] = a.split( '=' ).pop(); - } ); - - // Basic deserialization - for( let i in query ) { - let value = query[ i ]; - - query[ i ] = deserialize( unescape( value ) ); - } - - // Do not accept new dependencies via query config to avoid - // the potential of malicious script injection - if( typeof query['dependencies'] !== 'undefined' ) delete query['dependencies']; - - return query; - }, + // Helper method, retrieves query string as a key:value map + getQueryHash, // Returns the top-level DOM element getRevealElement: () => dom.wrapper || document.querySelector( '.reveal' ), diff --git a/js/utils/util.js b/js/utils/util.js index 868f02b8..b96578fa 100644 --- a/js/utils/util.js +++ b/js/utils/util.js @@ -158,4 +158,30 @@ export const createStyleSheet = ( value ) => { return tag; +} + +/** + * Returns a key:value hash of all query params. + */ +export const getQueryHash = () => { + + let query = {}; + + location.search.replace( /[A-Z0-9]+?=([\w\.%-]*)/gi, a => { + query[ a.split( '=' ).shift() ] = a.split( '=' ).pop(); + } ); + + // Basic deserialization + for( let i in query ) { + let value = query[ i ]; + + query[ i ] = deserialize( unescape( value ) ); + } + + // Do not accept new dependencies via query config to avoid + // the potential of malicious script injection + if( typeof query['dependencies'] !== 'undefined' ) delete query['dependencies']; + + return query; + } \ No newline at end of file